<template>
  <div>about</div>
</template>
<script setup lang='ts'>
import { onMounted,onUnmounted} from "vue";
onMounted(()=>{
    console.log("about实例挂载了");
    
})
onUnmounted(()=>{
    console.log("about实例卸载了");
    
})
</script>
<style scoped lang='scss'>
</style>